<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script>
			var str="We change lives";
			//str=str.toUpperCase();
			alert(str);
			var c=str.charCodeAt(1);
			alert(c);
			alert(str.big());
			var pos=str.indexOf("an",8);
			alert(pos);
		</script>
	</head>
	<body>
	</body>
</html>
